ScriptGrain (@scriptgrain)
Write like yourself, at scale
Website: https://scriptgrain.com
Part of Adapt Progress Evolve Limited
Founder: Jack Stovell
Based in: United Kingdom
Last updated: 2026-07-30
About
ScriptGrain analyses samples of your existing writing across 45 measured reference points and builds a reusable voice profile. Content generated from that profile reads as though you wrote it rather than as generic AI output, every draft is scored for voice match, and the profile can be exported as a portable tone-of-voice prompt for use in other AI tools.
What it does
Stylometric voice analysis, Reusable voice profiles per person or brand, Voice-match scoring on every draft, Exportable tone-of-voice prompts
Work & claims
- Analyses uploaded writing samples across 45 measured reference points to build a reusable voice profile. [source]
- Scores every generated draft for how closely it matches the source voice. [source]
- Voice profiles export as a portable tone-of-voice prompt for use in other AI tools. [source]
- Offers a free stylometric AI-writing check, no account required. [source]
- Paid plans run £12/month for one voice profile (Writer), £29 for three (Operator), £99 for ten (Studio) and £299 for unlimited (Agency). Annual billing is about 20% less than monthly. [source]
Links
Frequently asked questions
What is ScriptGrain?
A writing tool that analyses samples of your existing writing across 45 measured reference points, builds a reusable voice profile, and generates new content that reads as though you wrote it.
How is it different from asking ChatGPT to write in my voice?
The voice profile is measured from your actual writing rather than described in a prompt, it is reusable across every draft, and each generated draft is scored for voice match. The profile also exports as a portable tone-of-voice prompt you can use in other AI tools.
Is there anything free?
Yes — a stylometric AI-writing check at https://scriptgrain.com/ai-detect, no account required.
How much does ScriptGrain cost?
Paid plans start at £12/month for one voice profile (Writer), rising to £29 for three (Operator), £99 for ten (Studio) and £299 for unlimited (Agency). Annual billing works out about 20% cheaper. Current pricing is at https://scriptgrain.com/pricing.
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